The name is Von Erlach u. Cie u.Cie is: and CompanyGeorg Robert von Erlach, (1818-1884) was an engineer and founder of a mechanics factory in Thun BE. Von Erlach & Cie was one of the important suppliers of military rifles to the Swiss Army and some Test-Revolvers (The Revolver Galand Schmidt 1871 cal 10.4mm rimfire was made in his plant)Markus von Steiger, another Swiss inventor took over the plant 1871/72.Hans Maag